Description
A heap use-after-free flaw was found in Gnumeric. When a user opens a crafted Gnumeric workbook containing a malformed SheetObjectComponent element, the XML parser can dereference a freed sheet-object component, causing Gnumeric to crash.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GNOME | Gnumeric | 1.11.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | gnumeric | No fix yet | — |
| Debian 13 | gnumeric | No fix yet | — |
| Debian 12 | gnumeric | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | gnumeric | No fix yet | — |
| Ubuntu 26.04 LTS | gnumeric | No fix yet | — |
| Ubuntu 24.04 LTS | gnumeric | No fix yet | — |
| Ubuntu 22.04 LTS | gnumeric | No fix yet | — |
| Ubuntu 20.04 LTS | gnumeric | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | gnumeric | No fix yet | — |
| Ubuntu 16.04 LTS | gnumeric | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | gnumeric | 1.12.62+8-1.1 | openSUSE-SU-2026:11919-1 |
Advisories 1
- openSUSE-SU-2026:11919-1 gnumeric-1.12.62+8-1.1 on GA media SUSE / openSUSE Security Updates · Sep 30, 2026